| Tournament | Round | Mary Packenham | Helen Stephens |
| 21.03.1999 March (SA) | 3 | 276 | 307 |
| 25.07.1999 July (SA) | 3 | 311 | 330 |
| 13.02.2000 South Australian Championships (SA) | 2 | 344 | 309 |
| 19.03.2000 March (SA) | 3 | 264 | 373 |
| Head-to-head after 4 games | 1 | 3 | |
| Average score | 298.75 | 329.75 | |
| Spread: | -124 | 124 | |